https://selfhostguide.dev Free notes, fixes and guides on Coolify, Docker and running your own VPS, written from a live box. en-AU Mon, 07 Sep 2026 03:02:29 GMT https://selfhostguide.dev/guides/postgres-backups-coolify-restore-drillhttps://selfhostguide.dev/guides/postgres-backups-coolify-restore-drillThu, 03 Sep 2026 00:00:00 GMTA backup you have never restored is not a backup, it is a file. Here is how to make it one anyway. https://selfhostguide.dev/guides/ntfy-push-notifications-from-scriptshttps://selfhostguide.dev/guides/ntfy-push-notifications-from-scriptsThu, 03 Sep 2026 00:00:00 GMTA script that fails silently only tells you it broke when someone finally notices. One curl call fixes that, if you get the one secret right. https://selfhostguide.dev/guides/syncthing-self-hosted-file-sync-conflictshttps://selfhostguide.dev/guides/syncthing-self-hosted-file-sync-conflictsThu, 03 Sep 2026 00:00:00 GMTNo server, no canonical copy, no monthly bill, and a git repo sitting in the sync path will eventually bite you. https://selfhostguide.dev/notes/launchd-job-dies-silently-macos-full-disk-accesshttps://selfhostguide.dev/notes/launchd-job-dies-silently-macos-full-disk-accessThu, 03 Sep 2026 00:00:00 GMTNothing in the script changed. The permission under it did. https://selfhostguide.dev/guides/umami-analytics-self-hosted-coolifyhttps://selfhostguide.dev/guides/umami-analytics-self-hosted-coolifyWed, 02 Sep 2026 00:00:00 GMTA first-party analytics subdomain skips the cookie banner and the ad-blocker deny-list, if you can prove the pageviews actually arrive. https://selfhostguide.dev/guides/cloudflare-access-gate-self-hosted-apphttps://selfhostguide.dev/guides/cloudflare-access-gate-self-hosted-appWed, 02 Sep 2026 00:00:00 GMTNo auth code, just a policy at the edge, and two quiet ways that gate can stop doing anything. https://selfhostguide.dev/guides/what-self-hosting-actually-costs-vs-vercel-supabasehttps://selfhostguide.dev/guides/what-self-hosting-actually-costs-vs-vercel-supabaseTue, 01 Sep 2026 00:00:00 GMTThe dollar comparison is not close. The honest comparison is not about dollars, so here are the incidents that tell you what you are actually signing up for. https://selfhostguide.dev/guides/self-hosted-heroku-alternatives-2026https://selfhostguide.dev/guides/self-hosted-heroku-alternatives-2026Tue, 01 Sep 2026 00:00:00 GMTThe category most of these guides blur, plus what I can tell you first-hand about Coolify and what I am not going to pretend to know. https://selfhostguide.dev/notes/coolify-bakes-build-secrets-into-image-layershttps://selfhostguide.dev/notes/coolify-bakes-build-secrets-into-image-layersTue, 01 Sep 2026 00:00:00 GMTDocker history on one of my images printed out a GitHub token, an OAuth token, and a handful of other secrets in plain text. Here is why, and the actual fix. https://selfhostguide.dev/notes/coolify-full-vps-disk-1905mb-per-rebuildhttps://selfhostguide.dev/notes/coolify-full-vps-disk-1905mb-per-rebuildTue, 01 Sep 2026 00:00:00 GMTThe disk didn't fill for one reason. It filled for four, and only one of them was obvious. https://selfhostguide.dev/notes/nextjs-standalone-healthcheck-trap-on-coolifyhttps://selfhostguide.dev/notes/nextjs-standalone-healthcheck-trap-on-coolifyTue, 01 Sep 2026 00:00:00 GMTThe build succeeded. The container came up. Coolify still called it unhealthy. https://selfhostguide.dev/notes/serve-s-spa-fallback-soft-404https://selfhostguide.dev/notes/serve-s-spa-fallback-soft-404Tue, 01 Sep 2026 00:00:00 GMTEvery URL returned 200. That was the problem. https://selfhostguide.dev/guides/coolify-buildkit-freeze-after-docker-upgradehttps://selfhostguide.dev/guides/coolify-buildkit-freeze-after-docker-upgradeMon, 31 Aug 2026 00:00:00 GMTA Docker upgrade broke every Dockerfile-pack deploy on my Coolify server. Here is the exact error, the workaround that kept shipping, and the fix that actually resolved it. https://selfhostguide.dev/guides/coolify-rest-api-trapshttps://selfhostguide.dev/guides/coolify-rest-api-trapsMon, 31 Aug 2026 00:00:00 GMTNotes from building my own tooling against the Coolify v4 REST API. None of these are documented anywhere obvious; all of them cost real time to find. https://selfhostguide.dev/guides/migrating-supabase-to-self-hosted-postgres-coolifyhttps://selfhostguide.dev/guides/migrating-supabase-to-self-hosted-postgres-coolifyThu, 11 Jun 2026 00:00:00 GMTMoving a production app off Supabase and onto self-hosted Postgres on Coolify to kill the monthly Pro charge. The restore did not go cleanly on the first try.